WASHINGTON: The Lincoln Group, an intelligence and communications firm, has managed to keep a low profile, even after winning part of a $300 million Department of Defense contract in June 2005 for media planning and media-effects analysis services.

The firm was charged with improving pubic opinion abroad and assisting coalition forces with their Iraqi communications.

But on the heels of reports from multiple news outlets that the military was using the Lincoln Group to help plant stories in Iraqi newspapers, ...